


Employees at Aetna rank Mark Bertolini in the Bottom 35% of CEOs in Hartford, CT. Comparatively, employees at Collective Health rank Ali Diab in the Top 5% of CEOs in San Francisco. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Women at Aetna rated their CEO a C-

Women at Collective Health rated their CEO an A+

Diverse Employees at Aetna rated their CEO a C

Diverse Employees at Collective Health rated their CEO an A+



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At Aetna, employees in the Business Development department rate Mark Bertolini the highest. According to employees, Mark Bertolini's ability to drive business results is Excellent. At Collective Health, the HR department's employees rate their CEO highest.